On Wed, Apr 29, 2015 at 8:37 PM, Michal Suchanek <[email protected]> wrote:
> I am using a version of Maxime's patch myself right now. It does not
> seem it's going to be include in the kernel any time soon, however.
>
> FWIW I added the ability to open any CS, even those claimed by kernel
> drivers. This addresses any potential race of spidev binding before
> the actual driver but has the potential to introduce some subtle bugs
> when you open and reconfigure a CS used by a kernel driver or send
> some commands that upset the device.
Uh, that sounds dangerous.
Perhaps you can add some safety net, before user space can access
them, cfr. /sys/class/gpio/export?
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [email protected]
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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